Answer-What does S & P 500 relate to?

The S P 500 is a stock market index containing the stock of 500 Large - Cap corporations, most of which are American. The index is most noticeable of the many indices owned and maintained by Standard Poors a division of Mc Graw- Hill. S P 500 is used in reference not only to the index but also to the 500 companies that have their common stock included in the index.